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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_JS_INJECTION_COMMON_ORIGIN_MATCHER_INTERNAL_H_
#define COMPONENTS_JS_INJECTION_COMMON_ORIGIN_MATCHER_INTERNAL_H_
#include <string>
#include "net/base/scheme_host_port_matcher.h"
// NOTE: this file is an implementation detail and only used by code in
// js_injection.
namespace js_injection {
enum class OriginMatcherRuleType { kAny, kSubdomain };
// Common superclass that includes the type of matcher.
class OriginMatcherRule : public net::SchemeHostPortMatcherRule {
public:
explicit OriginMatcherRule(OriginMatcherRuleType type);
~OriginMatcherRule() override;
OriginMatcherRuleType type() const { return type_; }
private:
const OriginMatcherRuleType type_;
};
// Matches *all* urls.
class MatchAllOriginsRule : public OriginMatcherRule {
public:
MatchAllOriginsRule();
MatchAllOriginsRule(const MatchAllOriginsRule&) = delete;
MatchAllOriginsRule& operator=(const MatchAllOriginsRule&) = delete;
~MatchAllOriginsRule() override;
// OriginMatcherRule:
net::SchemeHostPortMatcherResult Evaluate(const GURL& url) const override;
std::string ToString() const override;
};
// Matches against a specific scheme, optional host (potentially with
// wild-cards) and an optional port.
class SubdomainMatchingRule : public OriginMatcherRule {
public:
SubdomainMatchingRule(const std::string& scheme,
const std::string& optional_host,
int optional_port);
// This constructor is implemented only in tests, it does no checking of
// args.
SubdomainMatchingRule(const std::string& scheme,
const std::string& optional_host,
int optional_port,
bool for_test);
SubdomainMatchingRule(const SubdomainMatchingRule&) = delete;
SubdomainMatchingRule& operator=(const SubdomainMatchingRule&) = delete;
~SubdomainMatchingRule() override;
// Returns true if |scheme| is a valid scheme identifier.
static bool IsValidScheme(const std::string& scheme);
// Returns true if the |scheme| is allowed to have a host and port part.
static bool CanSchemeHaveHost(const std::string& scheme);
// Returns true if |scheme| and |host| are valid.
static bool IsValidSchemeAndHost(const std::string& scheme,
const std::string& host);
const std::string& scheme() const { return scheme_; }
const std::string& optional_host() const { return optional_host_; }
int optional_port() const { return optional_port_; }
// OriginMatcherRule:
net::SchemeHostPortMatcherResult Evaluate(const GURL& url) const override;
std::string ToString() const override;
private:
const std::string scheme_;
// Empty string means no host provided.
const std::string optional_host_;
// -1 means no port provided.
const int optional_port_;
};
} // namespace js_injection
#endif // COMPONENTS_JS_INJECTION_COMMON_ORIGIN_MATCHER_INTERNAL_H_
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